545431300289 has 2 divisors, whose sum is σ = 545431300290. Its totient is φ = 545431300288.

The previous prime is 545431300189. The next prime is 545431300321. The reversal of 545431300289 is 982003134545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 545411790400 + 19509889 = 738520^2 + 4417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545431300289 is a prime.

It is not a weakly prime, because it can be changed into another prime (545431300189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272715650144 + 272715650145.

It is an arithmetic number, because the mean of its divisors is an integer number (272715650145).

Almost surely, 2^545431300289 is an apocalyptic number.

It is an amenable number.

545431300289 is a deficient number, since it is larger than the sum of its proper divisors (1).

545431300289 is an equidigital number, since it uses as much as digits as its factorization.

545431300289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 545431300289 in words is "five hundred forty-five billion, four hundred thirty-one million, three hundred thousand, two hundred eighty-nine".